CTF Hack The Box
Budget: $30 – $250 AUD
Easy, 6 flag, ubuntu VM to hack. Based on https://www.google.com/url?sa=t&source=web&rct=j&url=https://resources.infosecinstitute.com/topic/lampiao-1-ctf-walkthrough/&ved=2ahUKEwiowuLXjd37AhVArVYBHSlUDEcQFnoECAsQAQ&usg=AOvVaw2HDATb_31zcRRaYQZVQoPn